socks5systemz | 87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f

General

Target

87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.exe
Size

5.8MB
MD5

a5a0bc7e47a238a4200f68f32951a3b5
SHA1

75d089061edd87ca8fce80f1e715fa58080ff919
SHA256

87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f
SHA512

e850cf861d48187b296911a7fb3599faa64fbbf19e63960d502e5de4f2a6c1055e2df12b0fb80fef657aa345ac61db72b9657dbddb65e5f85b7a681bef26bd3b
SSDEEP

98304:4EawrJnr16JJTHqjPut/4ctLLHethXR9kcIhlO9RG7vrF5MHe97+yuwCNW3:Ra+JnroXejY/4fHJ8g67vZ5MHs+yiNI

Score

10^/10

Malware Config

Signatures

Detect Socks5Systemz Payload 1 IoCs

resource	yara_rule
behavioral1/memory/1560-103-0x0000000002A80000-0x0000000002B22000-memory.dmp	family_socks5systemz

Socks5Systemz
Socks5Systemz is a botnet written in C++.
botnet socks5systemz
Socks5systemz family
socks5systemz

Executes dropped EXE 2 IoCs

pid	Process
1956	87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.tmp
1560	camcontrol32.exe

Loads dropped DLL 5 IoCs

pid	Process
1864	87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.exe
1956	87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.tmp
1956	87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.tmp
1956	87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.tmp
1956	87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.tmp

Unexpected DNS network traffic destination 1 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	ioc
Destination IP	45.155.250.90

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	camcontrol32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.tmp

Runs net.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1956	87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.tmp
1956	87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1956	87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.tmp

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 1864 wrote to memory of 1956	1864	87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.exe	30
PID 1864 wrote to memory of 1956	1864	87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.exe	30
PID 1864 wrote to memory of 1956	1864	87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.exe	30
PID 1864 wrote to memory of 1956	1864	87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.exe	30
PID 1864 wrote to memory of 1956	1864	87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.exe	30
PID 1864 wrote to memory of 1956	1864	87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.exe	30
PID 1864 wrote to memory of 1956	1864	87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.exe	30
PID 1956 wrote to memory of 2756	1956	87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.tmp	31
PID 1956 wrote to memory of 2756	1956	87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.tmp	31
PID 1956 wrote to memory of 2756	1956	87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.tmp	31
PID 1956 wrote to memory of 2756	1956	87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.tmp	31
PID 1956 wrote to memory of 1560	1956	87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.tmp	33
PID 1956 wrote to memory of 1560	1956	87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.tmp	33
PID 1956 wrote to memory of 1560	1956	87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.tmp	33
PID 1956 wrote to memory of 1560	1956	87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.tmp	33
PID 2756 wrote to memory of 2164	2756	net.exe	34
PID 2756 wrote to memory of 2164	2756	net.exe	34
PID 2756 wrote to memory of 2164	2756	net.exe	34
PID 2756 wrote to memory of 2164	2756	net.exe	34

C:\Users\Admin\AppData\Local\Temp\87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.exe
"C:\Users\Admin\AppData\Local\Temp\87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1864
- C:\Users\Admin\AppData\Local\Temp\is-HAAVF.tmp\87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-HAAVF.tmp\87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.tmp" /SL5="$30148,5817067,56832,C:\Users\Admin\AppData\Local\Temp\87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:1956
- - C:\Windows\SysWOW64\net.exe
    "C:\Windows\system32\net.exe" pause cam_control_11112
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2756
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 pause cam_control_11112
      4⤵
      System Location Discovery: System Language Discovery
      PID:2164
- - C:\Users\Admin\AppData\Local\CamControl 1.0.2.14\camcontrol32.exe
    "C:\Users\Admin\AppData\Local\CamControl 1.0.2.14\camcontrol32.exe" -i
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1560

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\CamControl 1.0.2.14\camcontrol32.exe

Filesize
3.3MB

MD5
313f490f9c5dea327f5bbac1acb66d25

SHA1
837c89fa3d4ee37ae30f84256a5e4a09fa9179b9

SHA256
89176f7bdec257ecb8c2e13f09f56b2d2899c9957f0cd7f56f21e96664ca0088

SHA512
1b793c02670b712c98ebd98392dbe1480bcc81d999253259a3ddf7d8917915b6433b77a5baccfc90099c11031ffb88d2714aead8b15e6417e0d252864437137c

Download Submit
\Users\Admin\AppData\Local\Temp\is-HAAVF.tmp\87731350c9460624025875efd389bba34a40a7540102d7953a40c512782f669f.tmp

Filesize
692KB

MD5
d0d564e10f56ede619ca513eadca7b7f

SHA1
9c2dfbe0d680f82b894eaf7ac1df57feb06d53b5

SHA256
610a940f980108a84b0017b126c24fe8d906ed7e0f1858ad2f64bb44162eb9cd

SHA512
c6af7e615d0bf69abd4c7de9788ee8261ebb3eda7808b9cbcc0265803d27794f1e92b4359d9aad95d4ed757f6826769435d5c0d819e81cf99b40ec3c0d8df0a6

Download Submit
\Users\Admin\AppData\Local\Temp\is-JRKG4.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-JRKG4.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/1560-93-0x0000000000400000-0x000000000075E000-memory.dmp

Filesize
3.4MB

Download
memory/1560-90-0x0000000000400000-0x000000000075E000-memory.dmp

Filesize
3.4MB

Download
memory/1560-119-0x0000000000400000-0x000000000075E000-memory.dmp

Filesize
3.4MB

Download
memory/1560-80-0x0000000000400000-0x000000000075E000-memory.dmp

Filesize
3.4MB

Download
memory/1560-132-0x0000000000400000-0x000000000075E000-memory.dmp

Filesize
3.4MB

Download
memory/1560-81-0x0000000000400000-0x000000000075E000-memory.dmp

Filesize
3.4MB

Download
memory/1560-129-0x0000000000400000-0x000000000075E000-memory.dmp

Filesize
3.4MB

Download
memory/1560-116-0x0000000000400000-0x000000000075E000-memory.dmp

Filesize
3.4MB

Download
memory/1560-87-0x0000000000400000-0x000000000075E000-memory.dmp

Filesize
3.4MB

Download
memory/1560-122-0x0000000000400000-0x000000000075E000-memory.dmp

Filesize
3.4MB

Download
memory/1560-112-0x0000000000400000-0x000000000075E000-memory.dmp

Filesize
3.4MB

Download
memory/1560-96-0x0000000000400000-0x000000000075E000-memory.dmp

Filesize
3.4MB

Download
memory/1560-99-0x0000000000400000-0x000000000075E000-memory.dmp

Filesize
3.4MB

Download
memory/1560-102-0x0000000000400000-0x000000000075E000-memory.dmp

Filesize
3.4MB

Download
memory/1560-103-0x0000000002A80000-0x0000000002B22000-memory.dmp

Filesize
648KB

Download
memory/1560-109-0x0000000000400000-0x000000000075E000-memory.dmp

Filesize
3.4MB

Download
memory/1560-125-0x0000000000400000-0x000000000075E000-memory.dmp

Filesize
3.4MB

Download
memory/1864-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/1864-85-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1864-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1956-84-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/1956-113-0x00000000035A0000-0x00000000038FE000-memory.dmp

Filesize
3.4MB

Download
memory/1956-10-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/1956-78-0x00000000035A0000-0x00000000038FE000-memory.dmp

Filesize
3.4MB

Download

Analysis

Sharing